baber/WOPTO huggingface dataset:
Patent JP-2023128884-A (JP)
Title: Blast processing method, and blast processing device
Inventor: SUZUKI YUKINORI
IPC: B24C9/00
Filed: 2022-03-04
Abstract: To provide a blast processing method and a blast processing device which can simply determine an appropriate processing condition.SOLUTION: A blast processing method includes: a step of acquiring an average length RSm of a roughness curve element of a blast-processed object; and a step of determining a processing condition of blast processing, on the basis of the average length RSm of the acquired roughness curve element.SELECTED DRAWING: Figure 2
Patent JP-2023132396-A (JP)
Title: Lighting device and display device
Inventor: TAKAHASHI NOBUYUKI
IPC: F21S2/00
Filed: 2022-03-11
Abstract: To reduce a thickness with a simple configuration while suppressing deterioration in efficiency for light utilization.SOLUTION: A lighting device 30 includes: a plurality of light sources 50; a case 40 storing the light sources 50 and including a bottom part 41 on an opposite side to light-emitting surfaces 54A1 of the respective light sources 50; and a light source substrate 60 to which the light sources 50 are mounted and which is disposed along the bottom part 41. In the light source substrate 60, a plurality of first through-holes 60H is bored along the thickness direction thereof, a principal surface on a side of the bottom part 41 serves as a mount surface 60B, the light-emitting surfaces 54A1 face an opposite side to the bottom part 41 while being inserted into the first through-holes 60H.SELECTED DRAWING: Figure 2
Patent JP-2023132413-A (JP)
Title: Tile wall base panel and tiling method using tile wall base panel
Inventor: FUJIGAKI IORI
IPC: E04F13/08
Filed: 2022-03-11
Abstract: To provide a tile wall base panel for installing tiles on a wall surface of a building, a structure, etc.SOLUTION: A tile wall base panel B1 comprises: a metal base plate 3 slightly larger in height than a tile 4; an upper piece 50 formed forwardly at an upper edge of the base plate 3; and a joint component 51 formed at a front side of a lower edge of the base plate 3. The joint component 51 comprises: a lower curved piece 52 formed forwardly on the lower edge of the base plate 3; and a joint piece 53 formed on a front edge of the lower curved piece 52. The joint piece 53 is composed of: an upwardly-facing fastening portion 54 protruding higher and shorter than the lower curved piece 52; and a downwardly-facing fastening portion 55 hanging lower and longer than the lower curved piece 52. When another joint component 51 is assumed to be superimposed on an upper surface of the upper piece 50 of the base plate 3, the tile 4 can be installed by being fitted in a dropping fashion against the downwardly-facing fastening portion 55 of the assumed joint component 51 and the upwardly-facing fastening portion 54 of the joint component 51.SELECTED DRAWING: Figure 17
Patent JP-2023135108-A (JP)
Title: Floor joint cover device
Inventor: TOYODA SATOSHI
IPC: E04B1/68
Filed: 2022-03-15
Abstract: To propose a floor joint cover device that can suppress the occurrence of rattling caused by passing vehicles and reduce the noise caused by the rattling.SOLUTION: A screw rod 35 is erected on a horizontal receiving edge 33 of a holding receiving frame 32 arranged on the side edge of the one floor 85. Also, a connecting plate portion 22 having a through hole 23 into which the screw rod 35 is loosely fitted is disposed at the rear end of a cover body 2 covering the joint. In the cover body 2, a mounting nut 36 is tightened to the screw rod 35 loosely fitted into the through hole 23 of the connecting plate portion 22 via a substantially V-shaped intervening member 41, so that the connecting plate portion 22 is press-fixed to the horizontal receiving edge 33 and connected to the holding receiving frame 32. According to this configuration, the force acting when the vehicle passes can be absorbed by the elastic deformation of the intervening member 41, so that rattling can be suppressed and the noise reduction effect is improved.SELECTED DRAWING: Figure 3
Patent JP-2023135182-A (JP)
Title: Zoom lens and imaging apparatus having the same
Inventor: WATANABE TATSURO
IPC: G02B15/20
Filed: 2022-03-15
Abstract: To obtain a zoom lens in which deterioration in optical performance accompanying image blur correction is suppressed while an entire system is compact.SOLUTION: A zoom lens comprises a first lens group having positive refractive power, a second lens group having negative refractive power, a third lens group having positive refractive power, and a fourth lens group, which are arranged in order from an object side to an image side, and distances between adjacent lens groups change when zooming. At least one of the third lens group and the fourth lens group has an image blur correcting unit that moves in a direction including a component of a direction perpendicular to an optical axis when correcting an image blur. The focal distance of the first lens group, the focal distance of the second lens group, lateral magnification of the image blur correcting unit at a telephoto end, and lateral magnification which is obtained by combining all lenses arranged closer to the image side than the image blur correcting unit at the telephoto end, are appropriately set.SELECTED DRAWING: Figure 1
Patent JP-2023137218-A (JP)
Title: Lid, manufacturing method thereof, and crystal oscillator
Inventor: KIKUCHI KENICHI
IPC: H03H9/02
Filed: 2022-03-18
Abstract: To provide a lid, a manufacturing method thereof, and a crystal oscillator that reduce material costs by welding a sealing member onto the surface of a Ni layer and prevent the sealing member from flowing out when bonded to a base.SOLUTION: A lid 10 for an electronic component includes a base material 11 made of a metal member, a Ni layer 12 formed on the surface of the base material 11, and a sealing member 13 welded on the surface of the Ni layer 12. The sealing member 13 is welded onto the surface of the Ni layer 12 in a reducing atmosphere, and the portions of the surface of the Ni layer 12 other than the portions where the sealing member 13 is welded are covered with an oxide film. A crystal oscillator 40 includes a base 30 equipped with a crystal piece 20, and a lid 10 that is joined to the base 30 and seals the crystal piece 20.SELECTED DRAWING: Figure 2
Patent JP-2023140838-A (JP)
Title: window film
Inventor: NAITO MASATO
IPC: B32B27/00
Filed: 2022-03-23
Abstract: To provide a window film having high electromagnetic wave transmissivity of a high frequency band used in communication equipment.SOLUTION: A window film in which a base material and a metal layer are laminated in this order, wherein an adhesive layer formed from an adhesive composition is arranged adjacent to the metal layer, and the metal layer contains indium, the adhesive composition contains an acrylic copolymer, a content of an acid group-containing vinyl monomer is 5 wt.% or less in all monomers constituting the acrylic copolymer, and the content of vinyl carboxylate is 10 mass% or less.SELECTED DRAWING: Figure 1
Patent JP-2023142059-A (JP)
Title: Hemostatic device
Inventor: YAMASHITA KOKI
IPC: A61B17/135
Filed: 2022-03-24
Abstract: To provide a hemostatic device capable of adjusting a pressing position on a surface of a living body and improving stability of the pressing position of the surface of the living body.SOLUTION: A hemostatic device according to the present disclosure includes: a support member configured to cover a puncture site formed in a patient; a fixation member extending from the support member and configured to be fixable to the patient in a way such that the support member covers the puncture site; and an expansion member supported by the support member and configured to be expandable by fluid. The support member includes: a frame member surrounding the expansion member; and a plate member configured to selectively close an area surrounded by the frame member so as to inhibit expansion of a portion of the expansion member toward the living body surface side.SELECTED DRAWING: Figure 3A
Patent JP-2023142200-A (JP)
Title: Honeycomb structure, electrically heated carrier, and exhaust gas purification device
Inventor: SAKAI NAOKI
IPC: B01J35/04
Filed: 2022-03-24
Abstract: To provide a honeycomb structure, an electrically heated carrier, and an exhaust gas purification device that have good thermal shock resistance.SOLUTION: A honeycomb structure includes a honeycomb structure part having an outer circumferential wall, and a partition wall that is arranged inside the outer circumferential wall and sectioning a plurality of cells forming a flow path extending from one end surface to the other end surface. A slit including a filler layer made of a filler is provided in the outer circumferential wall and/or the cells. The filler layer has pores, and the pores with a pore diameter of 90 μm or more account for 30% or more by volume of all pores contained in the filler layer.SELECTED DRAWING: Figure 1
Patent JP-2023142206-A (JP)
Title: Electric shovel, display device, and program
Inventor: NAKADA KAORU
IPC: B60L3/00
Filed: 2022-03-24
Abstract: To improve work efficiency.SOLUTION: According to an embodiment, an electric shovel is configured so as to display an electric motor, a battery for supplying power to the electric motor, operable time information showing an operable time of the electric motor by supplying power from the battery, and operation extension information related to a time when operation of the electric shovel is extended in the case that power supply to a component included in the electric shovel is reduced.SELECTED DRAWING: Figure 2
Patent JP-2023142705-A (JP)
Title: Game machine
Inventor: OGURA TOSHIO
IPC: A63F7/02
Filed: 2022-03-25
Abstract: To provide an improved game machine regarding a performance when a game medium enters a start area.SOLUTION: A game machine includes game control means for performing control regarding progress of a game, especially a variable display and reservation storage, performance control means for performing control regarding a performance according to an instruction from the game control means, and display control means for controlling a liquid crystal display device, and can perform a specific display corresponding to the variable display corresponding to an instruction from the game control means and a reservation display corresponding to reservation storage.SELECTED DRAWING: Figure 1
Patent JP-2023143188-A (JP)
Title: Acetoacetic ester group-containing polyvinyl alcohol-based resin
Inventor: BANDAI SHUSAKU
IPC: C08F8/14
Filed: 2022-03-25
Abstract: To provide an acetoacetic ester group-containing polyvinyl alcohol-based resin that has a low ΔYI because coloration can be suppressed and is excellent in appearance because of having high transparency when being converted into an aqueous solution.SOLUTION: There is provided: an acetoacetic ester group-containing polyvinyl alcohol-based resin that has a peak at 2.6-2.8 ppm in a proton nuclear magnetic resonance (1H-NMR) spectrum thereof. where a ratio (A)/(B) of a peak area (B) at 2.6-2.8 ppm to a peak area (A) derived from a main chain methylene group at 1.1-1.8 ppm is 10-5,000; or an acetoacetic ester group-containing polyvinyl alcohol-based resin whose 4 mass% aqueous solution has a pH of 4.5 or less.SELECTED DRAWING: Figure 1
Patent JP-2022089849-A (JP)
Title: Light-emitting device
IPC: G09G3/20
Filed: 2022-03-25
Abstract: PROBLEM TO BE SOLVED: To suppress malfunctions. 
     SOLUTION: A semiconductor device includes a field-effect transistor, a switch, and a capacitive element. The field-effect transistor has a first gate and a second gate that are superposed on each other via a channel formation region. A value of threshold voltage varies depending on potential of the second gate. The switch has a function of controlling whether or not one of a source and a drain of the field-effect transistor, and the second gate in the field-effect transistor are brought into a conduction state. The capacitive element has a function of holding voltage between the second gate in the field-effect transistor and the other of the source and the drain in the field-effect transistor. 
     SELECTED DRAWING: Figure 1 
     COPYRIGHT: (C)2022,JPO&INPIT
Patent JP-2023146972-A (JP)
Title: Division line recognition device
Inventor: CHIBAHARA TAKESHI
IPC: G08G1/16
Filed: 2022-03-29
Abstract: To accurately recognize a division line for regulating a lane of a road.SOLUTION: A division line recognition device 50 comprises: an information acquisition unit 111 which acquires environment information including a position of the sun; a scrape rate recognition unit 113 which recognizes a division line on the basis of a pickup image of a camera 4 and recognizes a scrape degree of the division line; an illuminance estimation unit 114 which estimates illuminance of the division line on the basis of illuminance detected by an illuminance sensor 5; a luminance ratio estimation unit 115 which estimates a luminance ratio between a first area in the division line and a second area outside the division line on the basis of the scrape degree of the division line; a reflectance estimation unit 116 which estimates reflectance of the first area on the basis of the estimated luminance ratio; a luminance estimation unit 117 which estimates luminance of the first area on the basis of the illuminance of the division line and the reflectance of the first area which are estimated; and an end recognition unit 118 which recognizes a position of an end of the division line on the basis of the estimated luminance of the first area.SELECTED DRAWING: Figure 1
Patent JP-2022079624-A (JP)
Title: Surgical robotic systems
IPC: A61B34/30
Filed: 2022-03-30
Abstract: PROBLEM TO BE SOLVED: To provide improved robotic systems for minimally invasive surgery. 
     SOLUTION: A surgical robotic system for performing surgical treatment of a patient comprises: a robotic device sized to be positioned in a cavity of the patient; and a console in electrical communication with the robotic device, the console configured to control the robotic device from outside the patient. 
     SELECTED DRAWING: Figure 1B 
     COPYRIGHT: (C)2022,JPO&INPIT
Patent JP-2022104641-A (JP)
Title: Information processing apparatus, information processing method, and information processing program
IPC: G06Q30/06
Filed: 2022-04-11
Abstract: PROBLEM TO BE SOLVED: To build a physical store mall that allows affiliated stores to put commodities up for sale. 
     SOLUTION: An information processing apparatus comprises: an acquisition unit that acquires commodity information on commodities handled by a plurality of physical stores managed by different business operators; and a provision unit that provides the commodity information on the commodities handled by the plurality of physical stores. In this case, the provision unit provides commodity information on commodities handled by a physical store located in a predetermined area from a user's present location, the commodities guaranteed in stock in the physical store. For example, the provision unit provides, in a settlement application for electronic settlement, a platform in which commodity information on commodities handled by a physical store is described for every business operator. The information processing apparatus further comprises a settlement processing unit that, in response to a settlement request for commodity information on a commodity handled desired by a user, from among a plurality of commodities handled by the plurality of physical stores, performs pre-settlement of the commodity handled corresponding to the commodity information. 
     SELECTED DRAWING: Figure 1 
     COPYRIGHT: (C)2022,JPO&INPIT
Patent JP-2022171580-A (JP)
Title: Processing shaft device, interlocking system with the processing shaft device and perforating apparatus with the interlocking system
Inventor: Cai yao-hua
IPC: B26F1/16
Filed: 2022-04-14
Abstract: To provide a processing shaft device capable of speedily driving a processing shaft into moving-up/down motion.SOLUTION: There is provided a processing shaft device 5 that is mounted on a machine cradle of a perforating apparatus and that comprises a pedestal 51 which is mounted on the machine cradle movably along a predetermined X-axial direction and has coil means 52 fixed, and a processing shaft unit 53 which has a processing shaft body 531 fitted to the pedestal 51 movably along a Z-axial direction substantially orthogonal to the X-axial direction and magnet means 532 which is fixed to the processing shaft body 531, wherein driving force generated through electromagnetic induction between coil means 52 supplied with electricity and the magnet means 532 is used to drive Z-axial relative movement to the pedestal 51 of the processing shaft body 531.SELECTED DRAWING: Figure 7
Patent JP-2023158913-A (JP)
Title: Gravure printing ink, and printed matter therewith
Inventor: NAKANISHI YASUSHI
IPC: C09D11/10
Filed: 2022-04-19
Abstract: To provide a gravure printing ink excellent in storage stability, friction resistance, heat resistance, oil resistance and printing aptitude of the ink, in particular, excellent in adhesiveness to a substrate, antiblocking property to a vinyl chloride film, and antiblocking property to an antifogging film when printed and wound.SOLUTION: A gravure printing ink contains a binder resin, a bisamide, a chelating agent, and an organic solvent, wherein the binder resin contains two kinds of resins formed of a combination of a polyurethane resin and a vinyl chloride resin, a combination of a polyamide resin and a cellulose resin, or a combination of a polyurethane resin and a cellulose resin, and the chelating agent contains an acetylacetone-based titanium chelate and an acetoacetate alkyl-based titanium chelate.SELECTED DRAWING: None
Patent JP-2022170716-A (JP)
Title: Method for producing sintered body
Inventor: USHIO YUKI
IPC: C04B35/48
Filed: 2022-04-25
Abstract: To provide a method for producing a sintered body by normal-pressure sintering under an atmospheric environment in a shortened sintering time, the resulting sintered body having a visual color tone comparable to those of sintered bodies obtained by atmospheric-pressure sintering for 5 hours or longer.SOLUTION: A method for producing a sintered body comprises the step of heat-treating a zirconia sintered body containing a coloring element at a temperature of 600°C or higher to 1200°C or lower.SELECTED DRAWING: None
Patent JP-2023162740-A (JP)
Title: 掘削機械の操作装置及び掘削機械
IPC: E02F9/24
Filed: 2022-04-27
Abstract: 【課題】回転駆動装置の回転駆動を制御して、操作レバーの操作負担軽減を図ることが可能な掘削機械の操作装置及び掘削機械を提供する。【解決手段】操作レバー３３の傾動に基づいてレバー操作信号を回転駆動装置の回転駆動制御弁３７に付与する操作装置において、コントローラ３５と、操作レバーの傾動を検出する操作検出部３６と、操作レバーとは独立して運転室に配置された回転保持スイッチ３４とを備え、コントローラは、操作検出部及び回転保持スイッチからの検出信号が同時に入力されたときに、レバー操作信号を遮断するとともに、回転駆動制御弁に対してレバー操作信号に相応する代替操作信号を付与し、代替操作信号の付与状態で、操作レバーの中立位置を経由した傾動に基づき、代替操作信号を遮断し、レバー操作信号及び代替操作信号の遮断状態で、操作レバーの中立位置を経由した傾動に基づき、レバー操作信号のみを遮断状態から復帰させる。【選択図】図４
Patent JP-2023163581-A (JP)
Title: 給油情報提供システム
IPC: G06Q50/10
Filed: 2022-04-28
Abstract: 【課題】ユーザが誤った種類の燃料を車両に給油することを抑制する。【解決手段】給油情報提供システム１０は、記憶装置２１４と、実行装置としてのＣＰＵ２１１と、車両１００の位置を取得する位置情報取得装置１３０と、を備えている。記憶装置２１４は、車両１００に給油するべき油種の給油ガンの色が予め定められた複数の地域ごとに対応づけられている給油ガンデータＧＤを記憶している。ＣＰＵ２１１は、位置情報取得装置１３０が取得した車両１００の位置が第１地域から第２地域に移ったとき、給油ガンの色が変わったことを示す通知信号を発信する。【選択図】図１
Patent JP-2023165130-A (JP)
Title: 圧電素子の製造方法、圧電素子および液滴吐出ヘッド
IPC: H10N30/20
Filed: 2022-05-02
Abstract: 【課題】優れた圧電特性を有する圧電素子の製造方法、および圧電素子を提供すること。【解決手段】圧電素子４４の製造方法は、基板としての振動板３６に第１導電膜４４１ａを形成する工程と、第１導電膜４４１ａをエッチングする工程と、第１導電膜４４１ａ上に第２導電膜４４１ｂを形成する工程と、第２導電膜４４１ｂをエッチングして、端部に第２導電膜４４１ｂと第１導電膜４４１ａとからなる段差としての段差領域Ｓを有する第１電極４４１を形成する工程と、第１電極４４１を覆う配向制御層としてのシード層４４２を、液相法によって形成する工程と、シード層４４２上に圧電体膜４４３ａを形成する工程と、圧電体膜４４３ａをエッチングして、圧電体４４３を形成する工程と、圧電体４４３を覆う第２電極４４４を形成する工程と、を含む。【選択図】図６
Patent JP-2022093659-A (JP)
Title: Current stimulation device for reversing motor function disorder of body
IPC: A61N1/36
Filed: 2022-05-02
Abstract: PROBLEM TO BE SOLVED: To increase or decrease muscle output instantaneously, and make excessive muscle contraction released and relaxed by current stimulation. 
     SOLUTION: A current stimulation device gives current stimulation by supplying an electric signal using an electrode. The electric signal is an electric signal by a facilitation mode for instantaneously improving muscle output by increasing a command quantity, which is a weak electric signal that does not cause a muscle to contract, and is composed of an electric signal in which an amplitude of a current of the electric signal increases to a predetermined set value within predetermined time longer than one second, an electric signal of an amplitude of 1000 μA or less, and an electric signal in which the amplitude of the current of the electric signal decreases from the predetermined set value within predetermined time longer than one second. 
     SELECTED DRAWING: Figure 1 
     COPYRIGHT: (C)2022,JPO&INPIT
Patent JP-2023167513-A (JP)
Title: 気送管設備の検査方法及び情報処理装置
IPC: G01N21/954
Filed: 2022-05-12
Abstract: 【課題】気送管の欠陥を検出するとともに、欠陥の位置を簡易に算出できるようにする。【解決手段】気送管４内で気送子５を移動させる気送管設備１を検査するのに利用される情報処理装置１００であって、時系列の画像を取得する撮像手段、及び時系列の音を集音する集音手段に相当するカメラ６を内蔵した気送子５を気送管４内で移動させて得られる、カメラ６で録画した動画データと、カメラ６で録音した音データとを入力する入力部１０１と、入力部１０１で入力した画像データに基づいて、気送管４の欠陥を検出する検出部１０２と、入力部１０１で入力した音データに基づいて、検出部１０２で検出した欠陥の位置を算出する算出部１０３とを備える。【選択図】図３
Patent JP-2022122880-A (JP)
Title: Fluid collection systems
IPC: A61M27/00
Filed: 2022-05-16
Abstract: PROBLEM TO BE SOLVED: To provide fluid collection systems which may utilize suction to draw fluids into containers for storage and eventual disposal. 
     SOLUTION: The system may utilize rigid or semi-rigid canisters 812 to provide a chamber in which fluids may be collected under negative pressure, stored, and transported. The system may utilize disposable or reusable flexible, semi-rigid, or rigid liners for isolating fluid and liquid waste from the walls of the canister. A single canister assembly 801 or multiple canister assemblies are mounted to a manifold 819, the manifold being configured to support each canister assembly and/or provide a connection to a source of suction for each canister assembly. 
     SELECTED DRAWING: Figure 11 
     COPYRIGHT: (C)2022,JPO&INPIT
Patent JP-2023169031-A (JP)
Title: 遊技機
IPC: A63F7/02
Filed: 2022-05-16
Abstract: 【課題】安定した変動回数の時短遊技を実行させる。【解決手段】遊技機は、遊技球の発射手段と、開閉手段と所定の始動口とを備えた開閉動作手段と、所定期間の所定の変動表示を実行する実行手段と、権利の保留処理と保留対応処理とを含む所定制御処理を実行する制御手段と、所定の変動表示を所定表示結果で停止させる手段と、所定表示結果の停止後に特別遊技状態を発生させる手段とを備える。さらに、特定条件の成立に基づいて特定期間の開閉動作手段の特定遊技状態を実行する手段と、特定遊技状態を終了させる特定遊技終了手段とを備える。特定遊技終了手段は、所定の変動表示が特定回数Ｎ回行われ所定制御処理の実行が行われなかった場合、所定の変動表示がＮ－１回行われ所定制御処理の実行が１回行われた場合、または、所定の変動表示がＮ－２回行われ所定制御処理の実行が２回行われた場合に、少なくとも特定遊技状態を終了させる。【選択図】図４６３
Patent JP-2023170587-A (JP)
Title: スパー型浮体、及び洋上風力発電施設組立方法
IPC: B63B35/00
Filed: 2022-05-19
Abstract: 【課題】 本願発明の課題は、従来技術が抱える問題を解決することであり、すなわち、稼働時に加え組立時にも動揺を抑制することができるスパー型浮体と、これを用いた洋上風力発電施設組立方法を提供することである。【解決手段】 本願発明のスパー型浮体は、洋上で風車部が設置される洋上風力発電施設のスパー型浮体であって、中空の柱状本体と、錘材を収容する隔室、排出手段を備えたものである。なお隔室は、柱状本体の内部に設けられ、排出手段は、隔室に収容された錘材を排出する手段である。そして、排出手段を操作することによって錘材が隔室から排出される。【選択図】図１
Patent JP-2023170616-A (JP)
Title: ラマン散乱スペクトルの補正装置および補正方法
IPC: G01N21/65
Filed: 2022-05-19
Abstract: 【課題】細胞由来のラマン散乱スペクトルをより正確にするための補正装置を提供する。【解決手段】本発明の一態様に係る補正装置は、細胞領域および細胞外領域を含む視野から、当該視野内の複数の位置にそれぞれ対応している複数のラマン散乱スペクトルを取得する取得部（ここで、複数の位置には、細胞領域および細胞外領域の両方が含まれる）と；細胞外領域におけるラマン散乱スペクトルに基づいて視野におけるラマン散乱スペクトルの位置依存性を算出し、当該位置依存性に基づいて細胞領域内の特定の位置における背景スペクトルを推定する推定部と；特定の位置において測定されたラマン散乱スペクトルから、推定された特定の位置における背景スペクトルを減算する減算部と；を備えている【選択図】図１
Patent JP-2023170856-A (JP)
Title: 光学積層体及びこれを用いた画像表示装置
IPC: G02B5/02
Filed: 2022-05-20
Abstract: 【課題】光学特性及び滑り性に優れた光学積層体及びこれを用いた画像表示装置を提供する。【解決手段】最表面に凹凸形状を有する光学積層体であって、以下の条件（１）～（３）を同時に満足することを特徴とする、光学積層体。２０，０００≦Ａ≦３００，０００ （１）３００≦Ｂ≦８００ （２）１０≦Ｃ≦１８０ （３）ここで、凹凸形状を光学干渉方式または接触方式で計測した凹凸高さの３次元データに基づく画像に対して高速フーリエ変換による周波数解析を行い、空間周波数ｆを算出した場合において、Ａ：０＜ｆ≦１００ｃｙｃｌｅ／ｍｍの範囲のパワースペクトラム強度の平均値、Ｂ：１００ｃｙｃｌｅ／ｍｍ＜ｆ≦２００ｃｙｃｌｅ／ｍｍの範囲のパワースペクトラム強度の平均値、Ｃ：２００ｃｙｃｌｅ／ｍｍ＜ｆ≦３００ｃｙｃｌｅ／ｍｍの範囲のパワースペクトラム強度の平均値である。【選択図】図１
Patent JP-2023173725-A (JP)
Title: 加工木質円盤材および加工木質円盤材の製造方法
IPC: B27K3/02
Filed: 2022-05-26
Abstract: 【課題】収縮が抑制され、薬剤の溶脱が抑制された加工木質円盤材およびその製造方法を提供する。【解決手段】辺材部と心材部を有する加工木質円盤材の製造方法であって、糖類を含む水溶液と木質円盤材とを接触させ、前記木質円盤材に前記糖類を含む水溶液を含浸させる含浸工程と、前記糖類を含む水溶液が含浸された糖類含浸木質円盤材を、１００℃以下で乾燥し、平衡含水率が５～１５％、辺材部の表層における接線方向の平均収縮率が０．１５％以下とする乾燥工程と、を有する加工木質円盤材の製造方法。【選択図】 図２